chrome/browser/devtools/devtools_contents_resizing_strategy.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_DEVTOOLS_DEVTOOLS_CONTENTS_RESIZING_STRATEGY_H_
   6 #define CHROME_BROWSER_DEVTOOLS_DEVTOOLS_CONTENTS_RESIZING_STRATEGY_H_
   7
   8 #include "base/basictypes.h"
   9 #include "ui/gfx/insets.h"
  10 #include "ui/gfx/rect.h"
  11 #include "ui/gfx/size.h"
  12
  13 // This class knows how to resize both DevTools and inspected WebContents
  14 // inside a browser window hierarchy.
  15 class DevToolsContentsResizingStrategy {
  16  public:
  17   DevToolsContentsResizingStrategy();
  18   DevToolsContentsResizingStrategy(
  19       const gfx::Insets& insets,
  20       const gfx::Size& min_size);
  21   explicit DevToolsContentsResizingStrategy(const gfx::Rect& bounds);
  22
  23   void CopyFrom(const DevToolsContentsResizingStrategy& strategy);
  24   bool Equals(const DevToolsContentsResizingStrategy& strategy);
  25
  26   const gfx::Insets& insets() const { return insets_; }
  27   const gfx::Size& min_size() const { return min_size_; }
  28   const gfx::Rect& bounds() const { return bounds_; }
  29
  30  private:
  31   // Insets of contents inside DevTools.
  32   gfx::Insets insets_;
  33
  34   // Minimum size of contents.
  35   gfx::Size min_size_;
  36
  37   // Contents bounds. When non-empty, used instead of insets.
  38   gfx::Rect bounds_;
  39
  40   DISALLOW_COPY_AND_ASSIGN(DevToolsContentsResizingStrategy);
  41 };
  42
  43 // Applies contents resizing strategy, producing bounds for devtools and
  44 // page contents views. Generally, page contents view is placed atop of devtools
  45 // inside a common parent view, which size should be passed in |container_size|.
  46 // When unknown, providing empty rect as previous devtools and contents bounds
  47 // is allowed.
  48 void ApplyDevToolsContentsResizingStrategy(
  49     const DevToolsContentsResizingStrategy& strategy,
  50     const gfx::Size& container_size,
  51     const gfx::Rect& old_devtools_bounds,
  52     const gfx::Rect& old_contents_bounds,
  53     gfx::Rect* new_devtools_bounds,
  54     gfx::Rect* new_contents_bounds);
  55
  56 #endif  // CHROME_BROWSER_DEVTOOLS_DEVTOOLS_CONTENTS_RESIZING_STRATEGY_H_